When bound to the DNA, the repressor protein usually prevents attachment of the RNA polymerase to the ________.
A. promoter
B. operon
C. regulator
D. operator
Answer: A
Biology & Microbiology
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Which period was unusually dry, giving seed plants an evolutionary advantage over previously dominant seedless plants?
a. Pennsylvanian b. Mississippian c. Permian d. Devonian
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The standard state of dilute aqueous solutions is at a temperature of ________°C (298 K), ________ atmosphere(s) of pressure, and with products and reactants present in concentration of ________ mol/L
Fill in the blank with correct word.
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Restriction Enzymes. What do they do?
What will be an ideal response?
Biology & Microbiology
For a temperate phage to produce more phage, which of the following must happen?
A. Lysogenic conversion B. Prophage formation C. Induction D. Lysogeny
Biology & Microbiology